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Overview on al-Jazari and his Mechanical Devices

In this article, Professor Yavuz Unat, a known historian of science from Ankara University, draws a general survey on al-Jazari and his treatise. He describes some of his machines and points out the numerous technological innovations brought about by al-Jazari in their design and physical principles.

Figure 1. The Tabula Rogeriana, drawn by al-Idrisi for Roger II of Sicily in 1154, one of the most advanced ancient world maps. Modern consolidation, created from the 70 double-page spreads of the original atlas. (Source)